CN112648666A - Delayed shutdown control device and method and range hood - Google Patents
Delayed shutdown control device and method and range hood Download PDFInfo
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- CN112648666A CN112648666A CN202110029642.4A CN202110029642A CN112648666A CN 112648666 A CN112648666 A CN 112648666A CN 202110029642 A CN202110029642 A CN 202110029642A CN 112648666 A CN112648666 A CN 112648666A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2021—Arrangement or mounting of control or safety systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The invention relates to a delay shutdown control device, a control method and a range hood, wherein the delay shutdown control device is characterized in that: including the controller that is used for controlling the fan gear, after the range hood selects the time delay to shut down, the controller reduces the fan gear gradually along with the time lapse in the time of predetermineeing the time delay shut down, when the time delay shut down that predetermineeing expires, closes the fan again. Compared with the prior art, the invention has the advantages that: according to the invention, the gear of the fan can be gradually reduced along with the time lapse in the preset delayed shutdown time, and the fan is turned off after the preset delayed shutdown time is over, so that unnecessary resource waste can be avoided, and the cleanness of the kitchen environment is ensured.
Description
Technical Field
The invention relates to a delayed shutdown control device and a control method of a range hood, and the range hood with the delayed shutdown function.
Background
There is a range hood that has time delay shutdown function in the market, and the user is after the culinary art is accomplished, and a lot of users can select time delay shutdown function, and when selecting time delay shutdown mode after, range hood can not adjust the gear, but moves a period of time with fixed gear. When the delay shutdown time is set to be too large, certain resource waste can be caused. When the delay shutdown time is set to be too small, the situation of incomplete oil smoke absorption can be caused.
Disclosure of Invention
The first technical problem to be solved by the present invention is to provide a delay shutdown control device capable of adjusting the gear of a fan over time, aiming at the above prior art.
The second technical problem to be solved by the present invention is to provide a control method of a delay shutdown control device, which can calculate a corresponding fan gear in real time during a delay shutdown process according to a change of a current kitchen environment, so as to avoid unnecessary resource waste and ensure a clean kitchen environment.
The third technical problem to be solved by the present invention is to provide a range hood with a delayed power-off function in view of the above prior art, which can calculate the corresponding fan gear in real time during the delayed power-off process according to the change of the current kitchen environment, thereby avoiding unnecessary resource waste and ensuring the kitchen environment.
The technical scheme adopted by the invention for solving the first technical problem is as follows: the utility model provides a range hood's time delay shutdown controlling means which characterized in that: including the controller that is used for controlling the fan gear, after the range hood selects the time delay to shut down, the controller reduces the fan gear gradually along with the time lapse in the time of predetermineeing the time delay shut down, when the time delay shut down that predetermineeing expires, closes the fan again.
As an improvement, the range hood further comprises a smoke sensor for collecting smoke particle data in a kitchen, a temperature sensor for collecting temperature of a stove burner area below the range hood, and a humidity sensor for collecting humidity data in the kitchen, wherein the smoke sensor, the temperature sensor and the humidity sensor are all connected with the controller, after the range hood selects delayed shutdown, the controller gradually reduces the gear of the fan along with the time lapse within the preset delayed shutdown time according to data collected by the smoke sensor, the temperature sensor and the humidity sensor, and the fan is turned off after the preset delayed shutdown time is up.
The technical scheme adopted by the invention for solving the second technical problem is as follows: a control method of the delayed shutdown control device having the above structure is characterized in that: after the range hood selects the delayed shutdown, the controller calculates the gear of the controller output fan in the preset delayed shutdown time along with the lapse of time in the following way:
the method comprises the following steps that a smoke sensor collects smoke particle data C once every T time period, a temperature sensor collects temperature data T once every T time period, a humidity sensor collects humidity data H once every T time period, a fan gear output by a controller is set to be SPEED, and a time axis is set to be T; let a certain time acquisition point T1, data acquired by the smoke sensor be C (T1), data acquired by the temperature sensor be T (T1), data acquired by the humidity sensor be H (T1), data acquired by the smoke sensor be C (T2), data acquired by the temperature sensor be T (T2), and data acquired by the humidity sensor be H (T2) at the next time acquisition point T2 after the time interval T;
at the time of the time acquisition point t2, the gear of the output fan of the controller is SPEED (t2), and then
SPEED(t2)＝SPEED(t1)-(△SPEED(C)+△SPEED(T)+△SPEED(H))
SPEED (t1) is the gear of the controller output fan at the time of a time acquisition point t 1; the initial value of t1 is the first time acquisition point after the delayed shutdown is started, and the initial value of SPEED (t1) is the preset gear value; as time goes on, the value of t1 gradually increases by t;
wherein Δ speed (C) ═ p (C) × s (C), p (C) ═ C (t2) -C (t1) |/(t2-t1), s (C) is the contribution rate of smoke data to the change of the gear of the fan, and is a preset value;
Δ speed (T) ═ p (T) × s (T), p (T) | T (T2) -T (T1) |/(T2-T1), s (T) is a contribution rate of temperature data to the change of the gear of the fan, and is a preset value;
Δ speed (H) ═ p (H) × s (H), p (H) ═ H (t2) -H (t1) |/(t2-t1), and s (H) are contribution rates of humidity data to fan gear change and are preset values.
The technical scheme adopted by the invention for solving the third technical problem is as follows: the utility model provides a range hood with time delay shutdown function, includes the organism, is equipped with the fan in the organism, its characterized in that: the controller in the delay shutdown control device is connected with the fan and used for controlling the gear of the fan.
Compared with the prior art, the invention has the advantages that: according to the invention, the gear of the fan can be gradually reduced along with the time lapse in the preset delayed shutdown time, and the fan is turned off after the preset delayed shutdown time is over, so that unnecessary resource waste can be avoided, and the cleanness of the kitchen environment is ensured.
Drawings
Fig. 1 is a schematic structural diagram of a delayed shutdown control device of a range hood in an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a range hood with a delayed power-off function in the embodiment of the invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
As shown in fig. 1, the delayed shutdown control device of a range hood comprises a controller 4 for controlling a fan gear, a smoke sensor 1 connected with the controller 4, a temperature sensor 2 and a humidity sensor 3, wherein the smoke sensor 1 is used for collecting smoke particle data in a kitchen, the temperature sensor 2 is used for collecting temperature data of the furnace end region temperature of a cooker below the range hood, the humidity sensor 3 is used for collecting humidity data in the kitchen, after the range hood selects delayed shutdown, the controller is in preset delayed shutdown time, along with the time lapse, meanwhile, according to the smoke sensor, the temperature sensor and the data collected by the humidity sensor, the fan gear is gradually reduced, and after the preset delayed shutdown time expires, the fan is turned off again.
Specifically, the gear of the fan output by the controller 4 is calculated as follows:
the method comprises the following steps that a smoke sensor collects smoke particle data C once every T time period, a temperature sensor collects temperature data T once every T time period, a humidity sensor collects humidity data H once every T time period, a fan gear output by a controller is set to be SPEED, and a time axis is set to be T; let a certain time acquisition point T1, data acquired by the smoke sensor be C (T1), data acquired by the temperature sensor be T (T1), data acquired by the humidity sensor be H (T1), data acquired by the smoke sensor be C (T2), data acquired by the temperature sensor be T (T2), and data acquired by the humidity sensor be H (T2) at the next time acquisition point T2 after the time interval T;
at the time of the time acquisition point t2, the gear of the output fan of the controller is SPEED (t2), and then
SPEED(t2)＝SPEED(t1)-(△SPEED(C)+△SPEED(T)+△SPEED(H))
SPEED (t1) is the gear of the controller output fan at the time of a time acquisition point t 1; the initial value of t1 is the first time acquisition point after the delayed shutdown is started, and the initial value of SPEED (t1) is the preset gear value; as time goes on, the value of t1 gradually increases by t;
wherein Δ speed (C) ═ p (C) × s (C), p (C) ═ C (t2) -C (t1) |/(t2-t1), s (C) is the contribution rate of smoke data to the change of the gear of the fan, and is a preset value;
Δ speed (T) ═ p (T) × s (T), p (T) | T (T2) -T (T1) |/(T2-T1), s (T) is a contribution rate of temperature data to the change of the gear of the fan, and is a preset value;
Δ speed (H) ═ p (H) × s (H), p (H) ═ H (t2) -H (t1) |/(t2-t1), and s (H) are contribution rates of humidity data to fan gear change and are preset values.
In addition, the invention also provides a range hood with a delayed shutdown function, which comprises a machine body 5, wherein the machine body 5 is internally provided with a fan, and a delayed shutdown control device with the structure, and a controller 4 in the delayed shutdown control device is connected with the fan and is used for controlling the gear of the fan. The controller 4 is disposed inside the machine body, and the smoke sensor 1, the temperature sensor 2, and the humidity sensor 3 are disposed on the outer surface of the machine body, as shown in fig. 2.
Claims (4)
1. The utility model provides a range hood's time delay shutdown controlling means which characterized in that: including the controller that is used for controlling the fan gear, after the range hood selects the time delay to shut down, the controller reduces the fan gear gradually along with the time lapse in the time of predetermineeing the time delay shut down, when the time delay shut down that predetermineeing expires, closes the fan again.
2. The delayed shutdown control device according to claim 1, characterized in that: still including the smoke transducer who is used for collecting the smog granule data in the kitchen, be used for collecting the temperature sensor of lampblack absorber below cooking utensils furnace end zone temperature for collect the humidity transducer of the humidity data in the kitchen, smoke transducer, temperature sensor, humidity transducer all with the controller is connected, selects the time delay to shut down the back when range hood, and the controller is in the time of predetermined time delay shut down, along with time lapse, according to the data that smoke transducer, temperature sensor, humidity transducer gathered simultaneously, reduces the fan gear gradually, when predetermined time delay shut down time expired after, closes the fan again.
3. A control method of the delayed-off control apparatus according to claim 2, characterized in that: after the range hood selects the delayed shutdown, the controller calculates the gear of the controller output fan in the preset delayed shutdown time along with the lapse of time in the following way:
the method comprises the following steps that a smoke sensor collects smoke particle data C once every T time period, a temperature sensor collects temperature data T once every T time period, a humidity sensor collects humidity data H once every T time period, a fan gear output by a controller is set to be SPEED, and a time axis is set to be T; let a certain time acquisition point T1, data acquired by the smoke sensor be C (T1), data acquired by the temperature sensor be T (T1), data acquired by the humidity sensor be H (T1), data acquired by the smoke sensor be C (T2), data acquired by the temperature sensor be T (T2), and data acquired by the humidity sensor be H (T2) at the next time acquisition point T2 after the time interval T;
at the time of the time acquisition point t2, the gear of the output fan of the controller is SPEED (t2), and then
SPEED(t2)＝SPEED(t1)-(△SPEED(C)+△SPEED(T)+△SPEED(H))
SPEED (t1) is the gear of the controller output fan at the time of a time acquisition point t 1; the initial value of t1 is the first time acquisition point after the delayed shutdown is started, and the initial value of SPEED (t1) is the preset gear value; as time goes on, the value of t1 gradually increases by t;
wherein Δ speed (C) ═ p (C) × s (C), p (C) ═ C (t2) -C (t1) |/(t2-t1), s (C) is the contribution rate of smoke data to the change of the gear of the fan, and is a preset value;
Δ speed (T) ═ p (T) × s (T), p (T) | T (T2) -T (T1) |/(T2-T1), s (T) is a contribution rate of temperature data to the change of the gear of the fan, and is a preset value;
Δ speed (H) ═ p (H) × s (H), p (H) ═ H (t2) -H (t1) |/(t2-t1), and s (H) are contribution rates of humidity data to fan gear change and are preset values.
4. The utility model provides a range hood with time delay shutdown function, includes the organism, is equipped with the fan in the organism, its characterized in that: the delay shutdown control device of claim 1, wherein the controller of the delay shutdown control device is connected to the fan for controlling the gear of the fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110029642.4A CN112648666A (en) | 2021-01-11 | 2021-01-11 | Delayed shutdown control device and method and range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110029642.4A CN112648666A (en) | 2021-01-11 | 2021-01-11 | Delayed shutdown control device and method and range hood |
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| Publication Number | Publication Date |
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| CN112648666A true CN112648666A (en) | 2021-04-13 |
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| CN202110029642.4A Pending CN112648666A (en) | 2021-01-11 | 2021-01-11 | Delayed shutdown control device and method and range hood |
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Citations (9)
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|---|---|---|---|---|
| GB2083207A (en) * | 1980-09-06 | 1982-03-17 | Neff Werke | Vapour extraction hood |
| CN2345876Y (en) * | 1998-12-29 | 1999-10-27 | 吴长松 | Kitchen ventilator controller with temp. and infrared ray double-sensing |
| US20050017834A1 (en) * | 2001-12-21 | 2005-01-27 | Bsh Bosch Und Siemens Hausgerate Gmbh | Electromechanical stepping switching apparatus having temporally controlled additional functions |
| CN102393036A (en) * | 2011-09-24 | 2012-03-28 | 广东工业大学 | Mounting structure for range hood with sensor |
| CN204115045U (en) * | 2014-09-28 | 2015-01-21 | 中山市日顺厨卫有限公司 | Intelligent smoke exhaust ventilator |
| CN205208670U (en) * | 2015-11-27 | 2016-05-04 | 广东长虹日电科技有限公司 | Control system on cigarette machine |
| CN207831460U (en) * | 2018-01-12 | 2018-09-07 | 广东美的厨房电器制造有限公司 | Control the device and kitchen ventilator of kitchen ventilator |
| CN109681935A (en) * | 2018-11-27 | 2019-04-26 | 中标能效科技（北京）有限公司 | Control method, kitchen ventilator and the storage medium of kitchen ventilator |
| CN210118811U (en) * | 2019-05-31 | 2020-02-28 | 浙江绍兴苏泊尔生活电器有限公司 | Smoke machine |
-
2021
- 2021-01-11 CN CN202110029642.4A patent/CN112648666A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2083207A (en) * | 1980-09-06 | 1982-03-17 | Neff Werke | Vapour extraction hood |
| CN2345876Y (en) * | 1998-12-29 | 1999-10-27 | 吴长松 | Kitchen ventilator controller with temp. and infrared ray double-sensing |
| US20050017834A1 (en) * | 2001-12-21 | 2005-01-27 | Bsh Bosch Und Siemens Hausgerate Gmbh | Electromechanical stepping switching apparatus having temporally controlled additional functions |
| CN102393036A (en) * | 2011-09-24 | 2012-03-28 | 广东工业大学 | Mounting structure for range hood with sensor |
| CN204115045U (en) * | 2014-09-28 | 2015-01-21 | 中山市日顺厨卫有限公司 | Intelligent smoke exhaust ventilator |
| CN205208670U (en) * | 2015-11-27 | 2016-05-04 | 广东长虹日电科技有限公司 | Control system on cigarette machine |
| CN207831460U (en) * | 2018-01-12 | 2018-09-07 | 广东美的厨房电器制造有限公司 | Control the device and kitchen ventilator of kitchen ventilator |
| CN109681935A (en) * | 2018-11-27 | 2019-04-26 | 中标能效科技（北京）有限公司 | Control method, kitchen ventilator and the storage medium of kitchen ventilator |
| CN210118811U (en) * | 2019-05-31 | 2020-02-28 | 浙江绍兴苏泊尔生活电器有限公司 | Smoke machine |
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Application publication date: 20210413 |
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